.U-top{
    width: 1280px;
    height: 54px;
    border: 1px solid rgb(230, 154, 56,0);
    background-color: #f4f4f4;
    margin: 0px auto 20px;
    padding-left: 20px;
}
.u-main{
    width: 1085px;
   
    border: 1px solid #e7e7e7;
}